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Yangsan Fault

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<b>Yangsan</b> <b>Fault</b> System in the southeastern part of Korea and geological map o...
Published: 01 April 2000
Figure 1. Yangsan Fault System in the southeastern part of Korea and geological map of the study area in the Dongrae fault. Symbols: D: Dongrae fault, E: Eonyang fault, I: Ilkwang fault, U: Ulsan fault, and Y: Yangsan fault.
Journal Article
Journal: GSA Bulletin
Published: 01 January 1995
GSA Bulletin (1995) 107 (1): 83-97.
...S. H. Yoon; S. K. Chough Abstract Air-gun profiles delineate a large-scale strike-slip fault system along the eastern continental margin of Korea. This system comprises two right-stepping curvilinear master faults (Hupo and Yangsan faults) that are closely associated with en echelon nominal faults...
Journal Article
Published: 14 November 2017
Bulletin of the Seismological Society of America (2018) 108 (1): 210-217.
...Minkyung Son; Chang Soo Cho; Jin Soo Shin; Hyun‐Me Rhee; Dong‐Hoon Sheen Abstract The 2016 Gyeongju earthquakes, including the M L 5.8 earthquake of 12 September 2016 (the largest earthquake recorded since instrumental recording began in South Korea in 1905), occurred around the Yangsan fault...
FIGURES | View All (9)
Journal Article
Published: 01 April 2000
Clays and Clay Minerals (2000) 48 (2): 204-212.
...Figure 1. Yangsan Fault System in the southeastern part of Korea and geological map of the study area in the Dongrae fault. Symbols: D: Dongrae fault, E: Eonyang fault, I: Ilkwang fault, U: Ulsan fault, and Y: Yangsan fault. ...
FIGURES | View All (6)
Journal Article
Published: 12 December 2017
Bulletin of the Seismological Society of America (2018) 108 (1): 517-523.
...‐existing weak zone in a strike‐slip duplex that formed from subsidiary Riedel shears beneath the Yangsan fault system may have been reactivated to nucleate the mainshock and aftershocks. 27 March 2017 © Seismological Society of America A significant earthquake of M L  5.8...
FIGURES | View All (5)
Journal Article
Published: 01 September 2015
Journal of the Geological Society (2015) 172 (5): 664-680.
... the pull-apart model for the East Sea opening. However, they indicate that the NNW-striking faults such as the Yeonil Tectonic Line acted as the principal displacement zones rather than the NNE-striking Yangsan Fault under a consistent dextral simple shear. At about 16 Ma, the collision of the Philippine...
FIGURES | View All (12)
Journal Article
Published: 01 December 2001
Bulletin of the Seismological Society of America (2001) 91 (6): 1867-1874.
...Tae-Woong Chung; Haruo Sato Abstract The seismicity of the Yangsan fault in southeastern S. Korea has received increasing attention recently because the fault lies in an industrial area. For this fault region, we first measured \batchmode \documentclass[fleqn,10pt,legalpaper]{article} \usepackage...
FIGURES | View All (4)
Journal Article
Published: 25 September 2017
Bulletin of the Seismological Society of America (2017) 107 (5): 2525-2531.
...YoungHee Kim; XiaoHui He; SiDao Ni; Hobin Lim; Sun‐Cheon Park Abstract Two earthquakes ( M w 5.1 and 5.5) ruptured branches of the Yangsan fault system in Gyeongju, South Korea, on 12 September 2016. Aftershocks, including a notable M w 4.3 earthquake on 19 September 2016, were clustered around...
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Journal Article
Published: 01 January 2011
Journal of the Geological Society (2011) 168 (1): 273-288.
...Young-Seog Kim; Jung-Hwi Kihm; Kwangmin Jin Abstract: The Eupcheon Fault, one of more than 20 identified Quaternary faults recently reported in the area around the Yangsan and Ulsan faults, SE Korean Peninsula, was discovered during the construction of a primary school in an area close to a nuclear...
FIGURES | View All (11)
Image
(a) <b>Fault</b> map and epicentral location (star) of the 12 September 2016     M...
Published: 12 December 2017
Figure 1. (a) Fault map and epicentral location (star) of the 12 September 2016 M w  5.4 South Korea earthquake. The mainshock locates on the Yangsan fault zone (YSF), a right‐lateral strike‐slip fault. MiRF (Miryang fault) and MoRF (Moryang fault) indicate two other faults nearby ( Kim
Image
The location of the Pohang earthquake and the geometry of the <b>faulting</b> plan...
Published: 21 November 2018
Institute of Geosciences and Mineral Resources is indicated by a blue triangle ( Ji et al. , 2018 ). The surface traces of the faults in the region, obtained by geological surveys, are also presented ( Chwae et al. , 1995 ). The Yangsan fault (YSF) is located in the northwest of the event.
Series: Geological Society, London, Special Publications
Published: 01 January 2004
DOI: 10.1144/GSL.SP.2004.227.01.15
EISBN: 9781862394759
...; Tashiro (1989). Yangsan fault (YF), Tsushima fault (TF) and Nakadori fault (NF) are regional strike-slip faults. Two regional N20°E-trending zones of west- dipping normal faults can be mapped ( Fig. 1 ). The Tokara Line fault zone, separating the volcanic arc from the Tokara sub-basin, is a major...
FIGURES | View All (10)
Series: Geological Society, London, Special Publications
Published: 01 January 2004
DOI: 10.1144/GSL.SP.2004.227.01.08
EISBN: 9781862394759
... arc rotation can be determined as follows. On the basis of pre-Japan Sea opening reconstructions, which are independent from palaeomagnetic constraints, the MTL was parallel to the Yangsan–Tsushima–Sikhote–Alin faults, and it had an original strike of about N20°E ( Faure & Lalevée 1987 ; Faure...
FIGURES | View All (15)
Journal Article
Published: 12 February 2019
Bulletin of the Seismological Society of America (2019) 109 (2): 756-769.
... the city of Pohang, a major industrial area in South Korea, at 14:29:32 KST on 15 November 2017. The hypocenter of this earthquake was at about 4 km depth and 10 km east of the Yangsan fault, which is the closest mapped neotectonically active major fault near the epicenter ( Lee and Na, 1983 ; Kyung, 2003...
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Journal Article
Published: 01 October 2003
Bulletin of the Seismological Society of America (2003) 93 (5): 2131-2145.
... Report for Korea Institute of Nuclear Safety , Korea . Lee , K. , and T. W. Chung ( 1999 ). A composite fault plane solution of microearthquakes in the Yangsan fault area during 1966 , J. Korea Geophys. Soc. 2 , 235 - 240 (in Korean). Lee , K. , and H. O. Jung ( 1980...
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Journal Article
Published: 01 July 2013
Bulletin de la Société Géologique de France (2013) 184 (4-5): 467-484.
... is closely related to the opening of the East Sea (sea of Japan) [ Jolivet et al ., 1994 ; Yoon and Chough, 1995 ]. Faults and tension gashes belonging to the T_3 Event are not recognised in the Middle Miocene strata of the Pohang-Ulsan area [ Choi et al ., 2001 ]. The NNE-SSW trending Yangsan and Jangsa...
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Image
Focal mechanism solutions of selected events from the Gyeongju earthquake s...
Published: 12 December 2017
of smaller earthquakes at the northern and southern tips of the area, showing slightly different strikes, are represented in yellow. Inset shows a potential generating mechanism with a geometry similar to the orientation of faults in the area. YSF, Yangsan fault.
Image
Map of Korea showing seismic stations (solid squares) and epicenters (open ...
Published: 01 December 2001
Figure 1. Map of Korea showing seismic stations (solid squares) and epicenters (open circles) of 121 earthquakes used in this study, as well as the Yangsan fault systems. Solid line represents the main fault, and dashed lines are subfaults: symbols I, O, U, and T show the Miryang fault
Image
Maps for the 2016 Gyeongju earthquakes with tectonic setting: (a) location ...
Published: 14 November 2017
Figure 1. Maps for the 2016 Gyeongju earthquakes with tectonic setting: (a) location map of the seismic stations used in the relocation (inverted triangles), along with the lineaments and faults (dashed lines for probable faults around the Gyeongju earthquakes), including the Yangsan fault (YSF
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Regional structural map of the Korea Strait showing that compression struct...
Published: 01 September 2015
, Yangsan Fault; UF, Ulsan Fault; 1, normal faults; 2, thrust faults; 3, folds; 4, inferred axial trace of second-stage folding of the San’in Folded Zone caused by counterclockwise block rotation of the areas adjacent to the Tsushima–Goto Fault; 5, palaeomagnetic mean declinations (after Fabbri et al